safety of air navigation (Q1433992)
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No description defined
- air traffic service
- air navigation safety
- air traffic safety
- flight safety
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | safety of air navigation |
No description defined |
|
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Wikipedia(2 entries)
- dewiki Flugsicherung
- ruwiki Система управления воздушным движением